Fundamentals of Physics Extended (10th Edition)

by
Halliday, David; Resnick, Robert; Walker, Jearl

Published by
Wiley

ISBN 10:
1-11823-072-8

ISBN 13:
978-1-11823-072-5

Chapter 5 - Force and Motion-I - Problems: 24a

Answer

F2 = (0N) i

Work Step by Step

The box is 2kg. We are shown F1 is acting towards the right along the x axis and that it has a magnitude of 20N. In part a, we are told that ax = 10$m/s^2$. Since F = ma then the Force = 2kg * 10 $m/s^2$ = 20N. Since F1 is already 20N, then F2 = 0